Thick film NTC thermistor compositions

Details Thick film NTC thermistor compositions Thick film NTC thermistor compositions

1991-09-30

1992-06-16

Dixon, Jr., William R.

Compositions

Electrically conductive or emissive compositions

Metal compound containing

501 17, H01B 108

Patent

active

051223023

ABSTRACT:
Thick film thermistor paste comprising an admixture of finely divided particles consisting essentially of a) a conductive phase consisting of (1) at least one oxide of a platinum group metal having a positive TCR, and (2) Co.sub.2 RuO.sub.4, b) an inorganic binder having a Dilatometer softening point of 450.degree.-750.degree. C. which contains transition metal oxides and is free of alkali metal oxides, c) a filler selected from vitreous silica, zircon and mixtures thereof, all of (a) through (c) being dispersed in, d) an organic medium.

REFERENCES:
patent: 4539223 (1985-09-01), Hormadaly
patent: 4651126 (1987-03-01), Kumar et al.
patent: 4906406 (1990-03-01), Hormadaly
patent: 5036027 (1991-07-01), Watanabe et al.

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